From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.71) id 1XN6DK-0000GK-PV for mharc-grub-devel@gnu.org; Thu, 28 Aug 2014 16:22:34 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48623) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XN6DD-0000CX-GW for grub-devel@gnu.org; Thu, 28 Aug 2014 16:22:31 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XN6D7-00081C-Un for grub-devel@gnu.org; Thu, 28 Aug 2014 16:22:27 -0400 Received: from [177.91.79.176] (port=45700 helo=beren) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XN6D7-000807-LQ for grub-devel@gnu.org; Thu, 28 Aug 2014 16:22:21 -0400 Received: from beren (localhost.localdomain [127.0.0.1]) by beren (8.14.7/8.14.7) with ESMTP id s7SJwL99005008; Thu, 28 Aug 2014 16:58:21 -0300 Received: (from pfsmorigo@localhost) by beren (8.14.7/8.14.7/Submit) id s7SJwKuf004218; Thu, 28 Aug 2014 16:58:20 -0300 From: Paulo Flabiano Smorigo To: grub-devel@gnu.org Subject: [RFC PATCH 1/3] Add powerpc little-endian (ppc64le) flags Date: Thu, 28 Aug 2014 16:56:03 -0300 Message-Id: <1409255765-3209-2-git-send-email-pfsmorigo@linux.vnet.ibm.com> X-Mailer: git-send-email 1.8.1.4 In-Reply-To: <1409255765-3209-1-git-send-email-pfsmorigo@linux.vnet.ibm.com> References: <1409255765-3209-1-git-send-email-pfsmorigo@linux.vnet.ibm.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 177.91.79.176 Cc: Paulo Flabiano Smorigo X-BeenThere: grub-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list Reply-To: The development of GNU GRUB List-Id: The development of GNU GRUB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 Aug 2014 20:22:32 -0000 libgcc dependency was removed *just* for this target because the distros that use ppc64el doesn't have 32-bit support on it. * configure.ac: Add targets for powerpc64el and skip libgcc. * Makefile.am: Likewise. --- configure.ac | 17 +++++++++++++++-- grub-core/Makefile.am | 2 ++ 2 files changed, 17 insertions(+), 2 deletions(-) diff --git a/configure.ac b/configure.ac index 8888c2f..1364c8b 100644 --- a/configure.ac +++ b/configure.ac @@ -119,6 +119,7 @@ if test "x$with_platform" = x; then x86_64-*) platform=pc ;; powerpc-*) platform=ieee1275 ;; powerpc64-*) platform=ieee1275 ;; + powerpc64le-*) platform=ieee1275 ;; sparc64-*) platform=ieee1275 ;; mipsel-*) platform=loongson ;; mips-*) platform=arc ;; @@ -137,6 +138,7 @@ case "$target_cpu"-"$platform" in x86_64-xen) ;; x86_64-*) target_cpu=i386 ;; powerpc64-ieee1275) target_cpu=powerpc ;; + powerpc64le-ieee1275) target_cpu=powerpc ;; esac # Check if the platform is supported, make final adjustments. @@ -581,6 +583,13 @@ if test "x$target_cpu" = xi386 && test "x$platform" != xemu; then TARGET_CFLAGS="$TARGET_CFLAGS -march=i386" fi +if test x$target_cpu = xpowerpc && test x$ac_cv_c_bigendian = xno; then + LD_FORCE_LE=1 + TARGET_CFLAGS="$TARGET_CFLAGS -mbig-endian -DNO_LIBGCC=1" + TARGET_CCASFLAGS="$TARGET_CCASFLAGS -mbig-endian" + TARGET_LDFLAGS="$TARGET_LDFLAGS -static -mbig-endian" +fi + if test "x$target_m32" = x1; then # Force 32-bit mode. TARGET_CFLAGS="$TARGET_CFLAGS -m32" @@ -1024,7 +1033,8 @@ else CFLAGS="$TARGET_CFLAGS -nostdlib -Wno-error" fi CPPFLAGS="$TARGET_CPPFLAGS" -if test x$target_cpu = xi386 || test x$target_cpu = xx86_64 || test "x$grub_cv_cc_target_clang" = xyes ; then +if test x$target_cpu = xi386 || test x$target_cpu = xx86_64 || test "x$grub_cv_cc_target_clang" = xyes \ + || ( test x$target_cpu = xpowerpc && test x$ac_cv_c_bigendian = xno ); then TARGET_LIBGCC= else TARGET_LIBGCC=-lgcc @@ -1608,7 +1618,9 @@ if test x"$enable_werror" != xno ; then HOST_CFLAGS="$HOST_CFLAGS -Werror" fi -if test "x$grub_cv_cc_target_clang" = xno; then +# if not clang or power LE, use static libgcc +if test "x$grub_cv_cc_target_clang" = xno \ + || ! ( test x$target_cpu = xpowerpc && test x$ac_cv_c_bigendian = xno ); then TARGET_LDFLAGS_STATIC_LIBGCC="-static-libgcc" else TARGET_LDFLAGS_STATIC_LIBGCC= @@ -1671,6 +1683,7 @@ AM_CONDITIONAL([COND_mips_arc], [test "(" x$target_cpu = xmips -o x$target_cpu = AM_CONDITIONAL([COND_sparc64_ieee1275], [test x$target_cpu = xsparc64 -a x$platform = xieee1275]) AM_CONDITIONAL([COND_sparc64_emu], [test x$target_cpu = xsparc64 -a x$platform = xemu]) AM_CONDITIONAL([COND_powerpc_ieee1275], [test x$target_cpu = xpowerpc -a x$platform = xieee1275]) +AM_CONDITIONAL([COND_powerpc_le], [test x$target_cpu = xpowerpc -a x$ac_cv_c_bigendian = xno]) AM_CONDITIONAL([COND_mips], [test x$target_cpu = xmips -o x$target_cpu = xmipsel]) AM_CONDITIONAL([COND_mipsel], [test x$target_cpu = xmipsel]) AM_CONDITIONAL([COND_mipseb], [test x$target_cpu = xmips]) diff --git a/grub-core/Makefile.am b/grub-core/Makefile.am index 5c087c8..cb7fd9f 100644 --- a/grub-core/Makefile.am +++ b/grub-core/Makefile.am @@ -84,8 +84,10 @@ KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/time.h KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/mm_private.h KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/net.h if !COND_clang +if !COND_powerpc_le KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/libgcc.h endif +endif KERNEL_HEADER_FILES += $(top_srcdir)/include/grub/memory.h if COND_i386_pc -- 1.8.1.4